package leetcode.editor.cn.basic;

public class TreeNode {
    public int val;
    public TreeNode left;
    public TreeNode right;
    public TreeNode() {}
    public TreeNode(int val) { this.val = val; }
    public TreeNode(int val, TreeNode left, TreeNode right) {
        this.val = val;                                
        this.left = left;                              
        this.right = right;                            
    }                                                  
}                                                      